In the latter half of the 19th century, in the verdant countryside near Aix-en-Provence, Paul C zanne (1839-1906), busily plied his brush to landscapes and still lifes that would become anchors of modern art. With compact, intense dabs of paint and bold new approaches to light and space, he mediated the way from Impressionism to the defining movements of the early 20th century and became, in the words of both Matisse...